bbbb bbch bblb bboy bbyo bcbc bccc bccl bctc bhcc bhot bhoy blbt blob bloc bloo blot bloy bly- bobb bobo boby boch boco bohl boho boht bohy boll bolo bolt boly boob booc booh bool boot botb both boto bott boty boyl boyo btcc btcl btob bttb bych bylt byob byoc byol byth c-bo cbbc cbcc cbcl cbct cbhl cblb cblc cbol cbot cbtc cbtl cbyt ccbc cccb cccc cccl cchl cchy cclc ccob ccoc cctb cctc cctl cctt chch chlc chlt choc choh chol choo choy chto chtt chy- chyc clob cloo clot cloy cltb cltc cly- cobb cobh cobo coby coch coco coct coho col- colb coll colo colt coly coob cooh cool coot cotb cotc coth coto cott coty coyl coyo coyt ctol ctot cybb cybc cybo cyc- cycb cycc cycl cyl- cylc cyll cyt- cytb cyto cyy- cyyc hboc hbtl hcbc hccb hccc hcch hhcl hhhh hlly hobo hoby hoch hohl hoho hol- holb holc holh holl holo holt holy hool hoot hotb hoth hotl hoto hott hoyt htcc htoh htol hybo hyl- hyll hylo hylt hyly hyo- lbcc lcbc lccc lchc lctl lcto lhhh llcc lllc llll lloc lloo lob- lobb lobh lobo loby locc loch loco loho loll lolo loly loob looc lool loot loth lotl loto lott ltbl ltcc lttc lyc- lych lyco lyht lyly lyo- lyot lyth lyto lytt obbo obby obol obot oboy ocbc occc occt ocht oclc oct- octo octy ohcc ohho ohly ohob ohoh ohto ohyo olbo olby olcc ollo olly olot ooby ooho oolo oooh oooo ootb ooty otcl otho oto- otoh otoo otoy otto oych oyly tbcb tbcc tcby tccc tch- tchh tcho tctc thch thoo thot thtb thyh tlco to-y tobo tobt toby toch toco toho tol- toll tolo tolt toly tooh tool toot totc toth toto tott toty toyb toyl toyo toyt ttbb ttoy tttt ttyl tybo tyco tyht tyl- tyll tylo tyto tytt tyty yccc ycch yctc yobo yoch yoho yoll yolo yoly yool yoot yott yoyo ytch ytht yyyy